Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Nomeie o distrito para John Randolph (Dr).
 ###Tabelas: CREATE TABLE race_2 (race_2_id AUTO_INCREMENT PRIMARY KEY, Class VARCHAR, Team VARCHAR, Driver VARCHAR, Chassis – Engine VARCHAR, Laps INT) CREATE TABLE  (_id AUTO_INCREMENT PRIMARY KEY, District VARCHAR, Incumbent VARCHAR, Party VARCHAR, First elected VARCHAR, Result VARCHAR, Candidates VARCHAR) CREATE TABLE match_the_dealer (match_the_dealer_id AUTO_INCREMENT PRIMARY KEY, Number of Decks INT, Non-Suited Match VARCHAR, Double Non-Suited Match VARCHAR, Suited Match VARCHAR, Suited + Non-Suited Match VARCHAR, Double Suited Match VARCHAR, House Edge VARCHAR) CREATE TABLE 250_nm (250_nm_id AUTO_INCREMENT PRIMARY KEY, Model number VARCHAR, sSpec number VARCHAR, Frequency VARCHAR, L2 cache VARCHAR, Mult. VARCHAR, Voltage VARCHAR, Socket VARCHAR, Release date VARCHAR, Part number(s) VARCHAR, Release price ( USD ) VARCHAR) CREATE TABLE faculty_and_staff (faculty_and_staff_id AUTO_INCREMENT PRIMARY KEY, Data VARCHAR, Headcount INT, Percent of total VARCHAR, Less than $25,000 VARCHAR, $25,000 to $40,000 VARCHAR, $40,000 to $50,000 VARCHAR, $50,000 to $60,000 VARCHAR, $60,000 to $70,000 VARCHAR, $70,000 to $80,000 VARCHAR, More than $80,000 VARCHAR, Mean VARCHAR)  
SELECT District FROM  WHERE Candidates = John Randolph (DR)